.qita{
    width: 100vw;
    height: 100vh;
    position: fixed;
    top: 0;
    left: 0;
    background: #fff;
    z-index: 100;
    animation: yidong;
    animation-duration: 0.2s;
    animation-timing-function: linear;
    .qita-shang{
        width: 100%;
        height: 50px;
        background: #f1f1f1;
        display: flex;
        justify-content: space-between;
        align-items: center;
        h1{
            font-size: 20px;
            font-weight: 400;
        }
        p{
            font-size: 20px;
        }
        span{
            color: blue;
            font-size: 30px;
        }
    }
    .qita-xia{
        width: 100%;
        height: calc(100% - 50px);
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        span{
            font-size: 200px;
            color: rgb(254, 230, 226);
        }
    }
}